@inproceedings{li2021proposal,
  title={Proposal-Free Video Grounding with Contextual Pyramid Network},
  author={Li, Kun and Guo, Dan and Wang, Meng},
  booktitle={Proceedings of the AAAI Conference on Artificial Intelligence},
  volume={35},
  number={3},
  pages={1902--1910},
  year={2021}
}